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The British Department of Transportation studied to see if people avoid driving on Friday the 13th. ...
The British Department of Transportation studied to
see if people avoid driving on Friday the 13th. They
did a traffic count on a Friday and then again on a Friday the 13th
at the same two locations ("Friday the 13th," 2013). The data for
each location on the two different dates is in table #9.2.6.
Estimate the mean difference in traffic count between the 6th and
the 13th using a 90% level.
Table #9.2.6: Traffic Count
Dates 6th 13th
1990, July 139246 138548
1990, July 134012 132908
1991, September 137055 136018
1991, September 133732 131843
1991, December 123552 121641
1991, December 121139 118723
1992, March 128293 125532
1992, March 124631 120249
1992, November 124609 122770
1992, November 117584 117263
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milcah answered 3 weeks agoRelated Solutions
The British Department of Transportation studied to see if people avoid driving on Friday the 13th. ...
The British Department of Transportation studied to see if people avoid driving on Friday the 13th....
Please show your work 9.2.6 The British Department of Transportation studied to see if people avoid...
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